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Finding the Fourth Proportional to 173,546.78, 239,492.94 and 97,064.96

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Solution

The fourth proportional to 173,546.78, 239,492.94 and 97,064.96 is: 133,948.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,546.78 : 239,492.94 = 97,064.96 : x
  2. Step 2: Convert to fraction form
    173,546.78/239,492.94 = 97,064.96/x
  3. Step 3: Cross multiply
    173,546.78x = 239,492.94 × 97,064.96
  4. Step 4: Simplify right side
    173,546.78x = 23,246,371,443.92
  5. Step 5: Solve for x
    x = 23,246,371,443.92/173,546.78
  6. Step 6: Final answer
    x = 133,948.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.